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Issues
February 2025
In Progress
ISSN 0742-4795
EISSN 1528-8919
In this Issue
Research Papers
Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid–Structure Interactions
J. Eng. Gas Turbines Power. February 2025, 147(2): 021001.
doi: https://doi.org/10.1115/1.4066345
Topics:
Flow (Dynamics)
,
Hydrogen
,
Metals
,
Fluids
,
Fluid structure interaction
,
Flow-induced vibrations
Experimental Investigation on Leakage and Frictional Heat Generation Characteristics of Low Hysteresis Brush Seals
J. Eng. Gas Turbines Power. February 2025, 147(2): 021002.
doi: https://doi.org/10.1115/1.4066347
Topics:
Heat
,
Leakage
,
Pressure
,
Rotors
,
Temperature
Pressure Gain Combustion for Gas Turbines: Analysis of a Fully Coupled Engine Model
J. Eng. Gas Turbines Power. February 2025, 147(2): 021003.
doi: https://doi.org/10.1115/1.4066348
Topics:
Combustion
,
Combustion chambers
,
Compressors
,
Engines
,
Explosions
,
Pressure
,
Temperature
,
Turbines
,
Cycles
,
Flow (Dynamics)
On the Optimum Distribution of Multiple Helmholtz Resonators for Annular Combustors
J. Eng. Gas Turbines Power. February 2025, 147(2): 021004.
doi: https://doi.org/10.1115/1.4066354
Topics:
Combustion chambers
,
Damping
,
Eigenvalues
,
Acoustics
,
Dampers
,
Gas turbines
Assessment of Rotordynamic Characteristics for Two Types of Damper Seals Operating in a Steam Turbine
J. Eng. Gas Turbines Power. February 2025, 147(2): 021005.
doi: https://doi.org/10.1115/1.4066295
Analysis and Optimization of the Fatigue Damage Accumulation Under Transient Vibrations of Mistuned Bladed Disks
J. Eng. Gas Turbines Power. February 2025, 147(2): 021006.
doi: https://doi.org/10.1115/1.4066290
Topics:
Bladed disks
,
Fatigue damage
,
Stress
,
Transients (Dynamics)
,
Blades
,
Optimization
,
Vibration
Evaluation of Data-Driven Classifiers for an Ignition Forecast of Large Gas Turbines
J. Eng. Gas Turbines Power. February 2025, 147(2): 021007.
doi: https://doi.org/10.1115/1.4066293
Topics:
Ignition
,
Engines
,
Algorithms
Design-Point Techno-Economics of Brayton Cycle PTES for Combined Heat and Power
J. Eng. Gas Turbines Power. February 2025, 147(2): 021008.
doi: https://doi.org/10.1115/1.4066256
Topics:
Combined heat and power
,
Design
,
Heat
,
Temperature
,
Turbines
,
Cycles
,
Thermal energy storage
,
Heat exchangers
A Surrogate Model Approach to Predict Operations and Maintenance Cost for Combined Cycle Power Plant
J. Eng. Gas Turbines Power. February 2025, 147(2): 021009.
doi: https://doi.org/10.1115/1.4066252
Topics:
Maintenance
,
Combined cycle power stations
,
Combined cycles
Numerical Analysis and Design of New Exhaust Section Downstream of Constant Volume Combustor
J. Eng. Gas Turbines Power. February 2025, 147(2): 021010.
doi: https://doi.org/10.1115/1.4066253
Topics:
Cycles
,
Design
,
Ducts
,
Exhaust systems
,
Flow (Dynamics)
,
Pressure
,
Combustion chambers
,
Numerical analysis
,
Oscillations
,
Boundary-value problems
Reverse Thrust Aerodynamics of Variable Pitch Fans With Inlet Distortion
J. Eng. Gas Turbines Power. February 2025, 147(2): 021011.
doi: https://doi.org/10.1115/1.4066254
Topics:
Engines
,
Flow (Dynamics)
,
Rotors
,
Thrust
,
Pressure
,
Aerodynamics
,
Temperature
,
Computational fluid dynamics
IndRNN-Based Data-Driven Modeling Integrated With Physical Knowledge for Engine Performance Monitoring
J. Eng. Gas Turbines Power. February 2025, 147(2): 021012.
doi: https://doi.org/10.1115/1.4066292
Topics:
Aircraft engines
,
Engines
,
Thrust
,
Modeling
,
Temperature
,
Exhaust systems
A Comprehensive Thermodynamic Analysis of Gas Turbine Combined Cycles With Pressure Gain Combustion Based on Humphrey Cycle
J. Eng. Gas Turbines Power. February 2025, 147(2): 021013.
doi: https://doi.org/10.1115/1.4066255
Topics:
Combined cycles
,
Combustion
,
Combustion chambers
,
Cycles
,
Gas turbines
,
Pressure
,
Turbines
,
Temperature
,
Cooling
A Keyphasor-Free Traveling Waves Analysis Method Based on Blade Tip Timing and Experimental Validation
J. Eng. Gas Turbines Power. February 2025, 147(2): 021014.
doi: https://doi.org/10.1115/1.4066351
Topics:
Blades
,
Displacement
,
Sensors
,
Traveling waves
,
Vibration
Development of a Hydrogen Microgas Turbine Combustor: NOx Emissions and Secondary Air Injection
J. Eng. Gas Turbines Power. February 2025, 147(2): 021015.
doi: https://doi.org/10.1115/1.4066346
Topics:
Combustion chambers
,
Emissions
,
Flames
,
Flow (Dynamics)
,
Fuels
,
Hydrogen
,
Nitrogen oxides
,
Temperature
,
Turbines
,
Exhaust systems
Synergetic and Performance Characteristics of a High-Speed Precooled Propulsion Concept
J. Eng. Gas Turbines Power. February 2025, 147(2): 021016.
doi: https://doi.org/10.1115/1.4066352
Topics:
Cycles
,
Design
,
Ducts
,
Engines
,
Flow (Dynamics)
,
Helium
,
Impulse (Physics)
,
Temperature
,
Thrust
,
Fuels
A Novel Thermally Integrated CO2-Carnot Battery (TI-PTES) Utilizing Cold Thermal Storage
J. Eng. Gas Turbines Power. February 2025, 147(2): 021017.
doi: https://doi.org/10.1115/1.4066353
Topics:
Carbon dioxide
,
Cycles
,
Heat
,
Storage
,
Temperature
,
Thermal energy storage
,
Energy storage
,
Economics
,
Batteries
,
Pressure
Compressor Surge Identification in Innovative Heat-Pump Systems Equipped by Vaned Diffuser Centrifugal Compressor
Carlo Alberto Niccolini Marmont Du Haut Champ, Paolo Silvestri, Federico Reggio, Alberto Traverso, Vishnu Sishtla
J. Eng. Gas Turbines Power. February 2025, 147(2): 021018.
doi: https://doi.org/10.1115/1.4066363
Topics:
Compressors
,
Surges
,
Acoustics
,
Signals
,
Heat pumps
A High-Temperature, High-Speed, Oil-Free Syngas Compressor for Small-Scale Combined Heat and Power
J. Eng. Gas Turbines Power. February 2025, 147(2): 021019.
doi: https://doi.org/10.1115/1.4066356
Topics:
Compressors
,
Computational fluid dynamics
,
Design
,
High temperature
,
Syngas
,
Solid oxide fuel cells
,
Blades
,
Combined heat and power
,
Pressure
,
Impellers
A High-Speed, High-Temperature, Micro-Cantilever Steam Turbine for Hot Syngas Compression in Small-Scale Combined Heat and Power
J. Eng. Gas Turbines Power. February 2025, 147(2): 021020.
doi: https://doi.org/10.1115/1.4066355
Topics:
Computational fluid dynamics
,
Design
,
High temperature
,
Rotors
,
Steam
,
Turbines
,
Steam turbines
,
Blades
,
Combined heat and power
,
Solid oxide fuel cells
Design and Manufacture of SiC/SiC Nozzle Guide Vanes With Environmental Barrier Coatings for High-Pressure Turbines
Fabia Süß, Robin Schöffler, Lion Friedrich, Anna Petersen, Felix Vogel, Martin Frieß, Andrea Ebach-Stahl
J. Eng. Gas Turbines Power. February 2025, 147(2): 021021.
doi: https://doi.org/10.1115/1.4066436
Topics:
Coatings
,
Design
,
Fibers
,
Manufacturing
,
Silicon carbide
,
Cooling
,
Turbines
,
Nozzle guide vanes
,
Temperature
,
Silicon
Comparison of Rim Sealing Effectiveness in Different Geometrical Configurations
J. Eng. Gas Turbines Power. February 2025, 147(2): 021022.
doi: https://doi.org/10.1115/1.4066536
Topics:
Blades
,
Design
,
Disks
,
Flow (Dynamics)
,
Rotors
,
Sealing (Process)
,
Stators
,
Cavities
Comparison of Ingestion of Different Size Hard and Soft Bodies Into a Representative Fan Assembly Model
J. Eng. Gas Turbines Power. February 2025, 147(2): 021023.
doi: https://doi.org/10.1115/1.4066604
Topics:
Aircraft
,
Blades
,
Damage
,
Manufacturing
,
Stress
,
Transients (Dynamics)
,
Simulation
,
Disks
,
Engines
A Wide-Bandwidth and High-Resolution Identification Method for the Dynamic Characteristics of Annular Gas Seals Using Hilbert Transform
J. Eng. Gas Turbines Power. February 2025, 147(2): 021024.
doi: https://doi.org/10.1115/1.4066718
Topics:
Excitation
,
Resolution (Optics)
,
Rotors
,
Signals
,
Whirls
,
Computational fluid dynamics
,
Simulation
,
Errors
,
Numerical analysis
Development of Detailed and Reduced Chemical Kinetic Models for Ammonia Gas Turbines
Ramees K. Rahman, Michael Pierro, Mark Winquist, Ganesan Subbaraman, Wenting Sun, Robert Steele, John Vega, Subith S. Vasu
J. Eng. Gas Turbines Power. February 2025, 147(2): 021025.
doi: https://doi.org/10.1115/1.4066240
Topics:
Combustion
,
Flames
,
Fuels
,
Gas turbines
,
Hydrogen
,
Turbines
,
Simulation
,
Computational fluid dynamics
,
Emissions
,
Errors
An Optimized and Reduced Chemical Kinetic Model for Hydrogen and Natural Gas Blends Combustion in Industrial Gas Turbines
J. Eng. Gas Turbines Power. February 2025, 147(2): 021026.
doi: https://doi.org/10.1115/1.4066241
Topics:
Combustion
,
Flames
,
Fuels
,
Hydrogen
,
Natural gas
,
Turbines
,
Temperature
,
Oxidation
,
Gas turbines
,
Nitrogen oxides
Dynamic Response of a Rotor Supported on Hybrid Bearings in Air, Water, and Liquid Nitrogen: Measurements and Comparisons to Predictions
J. Eng. Gas Turbines Power. February 2025, 147(2): 021027.
doi: https://doi.org/10.1115/1.4066539
Numerical Prediction of Inlet Geometry Influence on the In-Duct Acoustics of Small Centrifugal Compressors
J. Eng. Gas Turbines Power. February 2025, 147(2): 021028.
doi: https://doi.org/10.1115/1.4066529
Topics:
Acoustics
,
Compressors
,
Ducts
,
Flow (Dynamics)
,
Geometry
,
Impellers
,
Noise (Sound)
,
Pressure
,
Spectra (Spectroscopy)
,
Blades
A Low Mach Preconditioned Harmonic Balance Solver for Cavity Flutter Computations
J. Eng. Gas Turbines Power. February 2025, 147(2): 021029.
doi: https://doi.org/10.1115/1.4066537
Topics:
Cavities
,
Computation
,
Energy dissipation
,
Flutter (Aerodynamics)
,
Mach number
,
Flow (Dynamics)
,
Acoustics
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Blade Excitation Alleviation of a Nozzleless Radial Turbine by Casing Treatment Based on Reduced Order Mode
J. Eng. Gas Turbines Power
Design And Testing of a Compact, Reverse Brayton Cycle, Air (R729) Cooling Machine
J. Eng. Gas Turbines Power
On Hysteresis In A Variable Pitch Fan Transitioning To Reverse Thrust Mode And Back
J. Eng. Gas Turbines Power
Experimental Study on Liquid Jet Trajectory in Cross Flow of Swirling Air at Elevated Pressure Condition
J. Eng. Gas Turbines Power